<?php

namespace Miniprogram\Model;

use Think\Model;

class MemberModel extends Model {



    protected $auth_key = 'xieqibanjia';

    /*登录 返回token*/

    public function login( $id,$username)

    {

        $auth_code = authcode( $id."\t".md5( $username.time() ), "ENCODE" , $this->auth_key );

        $this->where(array(

            'id'=>$id,

        ))->save(array(

            'token'=>$auth_code,

            'updatetime'=>time()

        ));

        return $auth_code;

    }

    public function logout()

    {

        session( "AUTH_USER_STRING", null );

        session( "SESSION_KEY", null );



    }

    public function getAuthInfo( $field = NULL )

    {

        $authInfo = authcode( session( "AUTH_USER_STRING"), "DECODE", $this->auth_key );

        $authInfo = explode( "\t", $authInfo );

        $result['user_id'] = $authInfo[0];

        $result['md5'] = $authInfo[1];

        if ( $field )

        {

            if ( !empty($result[$field]) ){

                return $result[$field];

            }else{



                $info = $this->find($result['user_id']);

                return $info[$field];

            }

        }

        return $result;

    }

    public function auth(){

        $token=I('post.token')?I('post.token'):I('get.token');

        $userinfo=$this->where(array('token'=>$token))->find();

        return $userinfo;//调试不失效
        
        if($userinfo&&$userinfo['updatetime']+14400>time())

            return $userinfo;

        else

            return false;

    }

}

